Sparse Input without Partition - Teradata Vantage

Teradata® VantageCloud Lake

Deployment
VantageCloud
Edition
Lake
Product
Teradata Vantage
Published
January 2023
Language
English (United States)
Last Update
2024-04-03
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The following example assumes the sparse input format for InputTable:

create multiset table scale_input_sparse (passenger int, attribute_column varchar(20), attribute_value real);
insert into scale_input_sparse values (97,   'age',  71);
insert into scale_input_sparse values (97,   'fare', 34.6542);
insert into scale_input_sparse values (488,  'age',  58);
insert into scale_input_sparse values (488,  'fare', 29.7);
insert into scale_input_sparse values (505,  'age',  16);
insert into scale_input_sparse values (505,  'fare', 86.5);
insert into scale_input_sparse values (631,  'age',  80);
insert into scale_input_sparse values (631,  'fare', 30);
insert into scale_input_sparse values (873,  'age',  33);
insert into scale_input_sparse values (873,  'fare', 5);

TD_ScaleFit Call

SELECT * FROM TD_ScaleFit(
ON scale_input_sparse AS InputTable
OUT PERMANENT TABLE OutputTable(sparseScaleFitOut)
USING
TargetAttributes('fare')
AttributeNameColumn('attribute_column')
AttributeValueColumn('attribute_value')
MissValue('Keep')
ScaleMethod('range')
GlobalScale('f')
)AS dt2;

TD_ScaleFit Output

TD_STATTYPE_SCLFIT attribute_column attribute_value
avg                fare             3.71708400000000E 001
count              fare             5.00000000000000E 000
globalscale_false  fare             NULL
intercept          fare             0.00000000000000E 000
location           fare             5.00000000000000E 000
max                fare             8.65000000000000E 001
min                fare             5.00000000000000E 000
missvalue_KEEP     fare             NULL
multiplier         fare             1.00000000000000E 000
null               fare             0.00000000000000E 000
scale              fare             8.15000000000000E 001
ScaleMethodNumberMapping: [0:mean,1:sum,2:ustd,3:std,4:range,5:midrange,6:maxabs,7:rescale]
                   fare             4.00000000000000E 000
sum                fare             1.85854200000000E 002